grover_assignment exercise 1 create tables in postgres load csv files to those tables create fact and dimensions that allow us to generate some end of month reports where to look at: etl/etl.py: where the etl happens sql/exercise1/*: where we have all the ddls and some queries to populate tables sample_files/*: where the source files are. exercise 2 query to generate the desired output where to look at: sql/exercise2/query.sql exercise 3 python solution to triangle problem where to look at: python_exercise/triangle.py